Question
P6.MS.JC.18081001-A1
Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
  1. 28 + 18 + 28 = _____ x 18 + 28
  2. 923 - 223 - 123 = 1023 - _____ x 123
  3. 711 + 411 - 111 = _____ x 111 - 111
  4. 2311 + 111 = 111 x _____ + 311
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STUDENT

Primary 6 MENTAL SUMS P6.MS.JC.18081001

25 Jun 2024, 02:59 PM

Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
  1. 28 + 18 + 28 = _____ x 18 + 28
  2. 923 - 223 - 123 = 1023 - _____ x 123
  3. 711 + 411 - 111 = _____ x 111 - 111
  4. 2311 + 111 = 111 x _____ + 311
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